{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "patch vulnerability", "arguments": ["patch", "vulnerability", "releaser", "issues addressed", "patch number", "supported platform", "vulnerable system version", "common vulnerabilities and exposures", "vulnerable system"]}], "input": "The researchers have worked with the National Cyber Security Centre and all the banks involved to fix the vulnerabilities , noting that the current version of all the apps affected by the pinning vulnerability are now secure ."}
{"patch vulnerability": []}